Brake drum



Feb. 19, 1929. 1,702,391

J. L. PRICE BRAKE DRUM Filed April 2, 1927 INVENTOR JAC'EQB PRICE.

' ATTORNEY Patented F eh. 1 9, 1929.

UNITED STATES PATENT- OFFICE.

JACOB L. PRICE, OF'NEW YORK, N. Y., ASSIGNOR TO BENIDIX BRAKE CCMPANY, OF CHICAGO, ILLINOIS, [a CORPORATION OF ILLINOIS.

BRAKE DRUM.

Application filed April 2,

This invention relates to brake drums and the object of the invention is to provide a brake drum With heat radiating fins the drum and the heat radiating fins portion being adapted to be manufactured separatelyaud' assembled.

Another object ofmy invention is to provide a heat radiating section fora brake drum of such size and shape that it maybe readily mounted-upon the brake drum. 7

I attain the above, and other objects of the invention which Will be apparent as the deing to this invention, partlyhrolten away;

and V Figure 2 is a heat radiating fin section before its attachment to the brake drum.

On the drawings, in which like reference characters indicate like parts on all the figures thereof, 1 indicates a brake drum providcd With. a braking flange 2.; and'3 indicates the heat radiating in section. T he drum may be pressed from sheet metal in the usual Way.

The [in section is formed from material an ,qular in cross section and is Wound helically, thus forming a continuous attaching flange 4 and continuous heat radiating flanges 5. While the material is shown on the drawings of channel-form,it is obvious that it may be of any desired angular formation, since it is only necessary that there he an attaching flange and a'heat radiating flange.

1927. Serial No. 180,388.

is not claimedherein, since itconstitutes the suogect matter 01 my copending application Ser. No. 455505 filed July 27,

lVhile one particular drum flange and one particular form oi? heat rzidiating"element described and shownherein. itis not my intention to limit the, scope of the invention otherwise than by the terms of the appended claims.

I claim: 1

1. A heat radiating in for a brake drum consisting of a helically Wound element channel shaped in cross section.

2. A preformed heat radiating means for a substantially cylindrical brake drum, said means comprising a helically Wound element having one continuous face conforming to the outline or the brake drum on which it is to he mounted and another continuous face ox'tcndment having an outu arilly extending heat radiating flange.

In testimony whereof I have signed my name.

JACOB L. PRICE hereunto 

